Để hoàn thành văn bản này, bạn có thể tham khảo các từ ngữ và cấu trúc phù hợp trong ngữ cảnh của đoạn văn. Dưới đây là gợi ý cho các chỗ trống:

1. **be**
2. **important**
3. **role**
4. **essential**
5. **life**
6. **train**
7. **collecting**

Câu hoàn chỉnh sẽ như sau:

What would (1) **be** like without music? I wonder how music started. It is an (2) **important** part of every culture on Earth. I wonder when we first became interested in music. I also wonder when we first became interested in music. Is it when we are a baby? Some people think our (3) **role** in music starts before we are born. Music is an (4) **essential** part of my day. It changes my (5) **life** and puts me in a good mood. There’s nothing better to do on a train or bus than put on my (6) **train**. I like all kinds of music, from classical and opera to jazz, rock, and world music. I’m always looking for something new. Sometimes I hear a song or piece of music on the TV or radio. I have to find out who it is. Do you do that? I’m sure I’ll keep (7) **collecting** CDs or mp3s until I’m a hundred. Perhaps I won’t be able to hear it then!